// Copyright (c) 2011, Jerzy Chalupski
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the Jerzy Chalupski nor the
//       names of its contributors may be used to endorse or promote products
//       derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL JERZY CHALUPSKI BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

import Qt 4.7

Item {
    id: root
    property int eggState
    property bool animate

    SequentialAnimation {
        id: eggRowAnimation
        PauseAnimation { duration: 2 * tick }
        ScriptAction { script: internal.oldState = root.eggState }
    }

    onEggStateChanged: {
        if (root.animate && eggState != internal.oldState) {
            eggRowAnimation.start()
        }
    }

    Item {
        id: internal
        property int oldState
    }

    height: childrenRect.height
    width: childrenRect.width

    OldschoolLcd {
        id: egg0
        lit: (animate ? internal.oldState : 0xF) & eggState & (Math.pow(2, 0))
        imageSource: "graphics/egg0.png"
        anchors.top: parent.top
        anchors.left: parent.left
    }

    OldschoolLcd {
        id: egg1
        lit: (animate ? internal.oldState : 0xF) & eggState & (Math.pow(2, 1))
        imageSource: "graphics/egg1.png"
        anchors.verticalCenter: egg0.bottom
        anchors.left: egg0.right
        anchors.leftMargin: 3
    }

    OldschoolLcd {
        id: egg2
        lit: (animate ? internal.oldState : 0xF) & eggState & (Math.pow(2, 2))
        imageSource: "graphics/egg2.png"
        anchors.left: egg1.right
        anchors.top: egg1.bottom
        anchors.topMargin: -5
    }

    OldschoolLcd {
        id: egg3
        lit: (animate ? internal.oldState : 0xF) & eggState & (Math.pow(2, 3))
        imageSource: "graphics/egg3.png"
        anchors.verticalCenter: egg2.bottom
        anchors.left: egg2.right
        anchors.leftMargin: 5
    }
}
